PLAYER PAGE
Personal
Jonkers, A (Andre)
Chess SA id
1000103551FIDE id
?Date of birth
2000-03-06 (Adult)Gender
MaleRegion
Cape Town (WCT)Citizen
RSATitles
Chess SA registered
NoLast active game
2020-01-08Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1170.8 | 1146 | 1232.8 | 1200 |
| Raw rating | 1170.8 | 1146 | 1232.8 | 1200 |
| Weighted rating | 1170.8 | 1146 | 1232.8 | 1200 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 700 | 700 | 732.8 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 172.9 | 179.1 | 158.2 | 165.8 |
| Highest rating | 12002018-01-01 | 12002018-01-01 | 1327.82019-06-01 | 12002018-10-01 |
| Highest raw rating | 12002018-01-01 | 12002018-01-01 | 1232.82024-02-01 | 12002024-02-01 |
| Highest weighted rating | 12002018-01-01 | 12002018-01-01 | 1232.82025-02-01 | 12002018-10-01 |
| Highest weighted performance | 12002018-01-01 | 12002018-01-01 | 1327.82019-06-01 | 12002024-02-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1170.8 | 1146 | 1232.8 | 1200 |
| Analysis | ||||
| Rating | 1170.8 | 1146 | 1232.8 | 1200 |
| Raw rating | 1170.8 | 1146 | 1232.8 | 1200 |
| Weighted rating | 1170.8 | 1146 | 1232.8 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 700 | 700 | 732.8 | 700 |
| Max/Min rating change allowed | 172.9 | 179.1 | 158.2 | 165.8 |
| Games | 0 | 0 | 0 | 0 |
| Score | 0 | 0 | 0 | 0 |
| Expected score | 0 | 0 | 0 | 0 |
| Score-Expected | 0 | 0 | 0 | 0 |
| Temp raw +/- | 0 | 0 | 0 | 0 |
| Final raw +/- | 0 | 0 | 0 | 0 |
| New raw rating | 1170.8 | 1146 | 1232.8 | 1200 |
| New weighted rating | 1170.8 | 1146 | 1232.8 | 1200 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1170.8 | 1146 | 1232.8 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1170.8 | 1146 | 1232.8 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 700 | 700 | 732.8 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 15 | 9 | 6 | 0 |
| Games since | |||||||||||||||||
| Main0 | Standard0 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | Adult | ||||||||||||||||
| Region | Cape Town (WCT) | ||||||||||||||||
| Province | Western Cape (WC) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult Male | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult Male | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult Male | -1 | -1 | -1 | ||||||||||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 0 | 0 | 0 | 0 | 0 | 0 |
| Standard | 0 | 0 | 0 | 0 | 0 | 0 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 0 | 0 | 0 | 0 | 0 | 0 |
| Standard | 0 | 0 | 0 | 0 | 0 | 0 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 15 | 8 | 53.33 | 28.3 | 1115.6 | 1143.9 |
| Standard | 9 | 4 | 44.44 | -47.2 | 1073.8 | 1026.6 |
| Rapid | 6 | 4 | 66.67 | 141.7 | 1178.2 | 1319.9 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1170.8 | 1146 | 1232.8 | 1200 |
| 2025-09-30 | 1170.8 | 1146 | 1232.8 | 1200 |
| 2025-09-01 | 1170.8 | 1146 | 1232.8 | 1200 |
| 2025-08-01 | 1170.8 | 1146 | 1232.8 | 1200 |
| 2025-07-01 | 1170.8 | 1146 | 1232.8 | 1200 |
| 2025-06-01 | 1170.8 | 1146 | 1232.8 | 1200 |
| 2025-05-01 | 1170.8 | 1146 | 1232.8 | 1200 |
| 2025-04-01 | 1170.8 | 1146 | 1232.8 | 1200 |
| 2025-03-01 | 1170.8 | 1146 | 1232.8 | 1200 |
| 2025-02-01 | 1170.8 | 1146 | 1232.8 | 1200 |
| 2025-01-01 | 1170.8 | 1146 | 1232.8 | 1200 |
| 2024-12-01 | 1170.8 | 1146 | 1232.8 | 1200 |
| 2024-11-01 | 1170.8 | 1146 | 1232.8 | 1200 |
| 2024-10-01 | 1170.8 | 1146 | 1232.8 | 1200 |
| 2024-09-01 | 1170.8 | 1146 | 1232.8 | 1200 |
| 2024-08-01 | 1170.8 | 1146 | 1232.8 | 1200 |
| 2024-07-01 | 1170.8 | 1146 | 1232.8 | 1200 |
| 2024-09-01 | 1170.8 | 1146 | 1232.8 | 1200 |
| 2024-05-01 | 1170.8 | 1146 | 1232.8 | 1200 |
| 2024-04-01 | 1170.8 | 1146 | 1232.8 | 1200 |
| 2024-03-01 | 1170.8 | 1146 | 1232.8 | 1200 |
| 2024-02-01 | 1170.8 | 1146 | 1232.8 | 1200 |
| 2024-01-01 | 1170.8 | 1146 | 1232.8 | 1200 |
| 2023-12-01 | 1170.8 | 1146 | 1232.8 | 1200 |
Comming soon.
Tournaments
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2019 South African Junior Team Championships (U20B) | 2020-01-04 | 2020-01-08 | Standard | 4 Knights (4K) | 7 | 2 | 1 | Yes | Analysis |
| 2 | 2019 Rylands Library Winter Slam (Beginner) | 2019-06-27 | 2019-06-27 | Rapid | Cape Town (WCT) | 6 | 6 | 4 | Yes | Analysis |
| 3 | 2018 Western Province League (E) | 2018-08-04 | 2018-09-15 | Standard | Cape Town (WCT) | 7 | 2 | 1 | Yes | Analysis |
| 4 | Stellenberg Youth Chess Champs 2018 (D) | 2018-06-23 | 2018-06-23 | Standard | Cape Town (WCT) | 5 | 5 | 2 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Tournament2018 Western Province League | Tournament2019 Rylands Library Winter Slam | ||||||
| date2018-08-04 | rnd2 | typeStandard | result1 | date2019-06-27 | rnd2 | typeRapid | result1 | ||
| OpponentQaziyana, E (Elethu Regan) | OpponentMiller, L (Lucheyem) | ||||||||
| 2 | 2 | Tournament2019 Rylands Library Winter Slam | Tournament2019 Rylands Library Winter Slam | ||||||
| date2019-06-27 | rnd4 | typeRapid | result1 | date2019-06-27 | rnd5 | typeRapid | result1 | ||
| OpponentVan Wyk, K (Keane) | OpponentSaban, MU (Mogamed Uthmaan) | ||||||||
| 3 | 2 | TournamentStellenberg Youth Chess Champs 2018 | TournamentStellenberg Youth Chess Champs 2018 | ||||||
| date2018-06-23 | rnd3 | typeStandard | result1 | date2018-06-23 | rnd4 | typeStandard | result1 | ||
| OpponentFerguson, K (Kaylin) | OpponentDibden, C (Cameron) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentStellenberg Youth Chess Champs 2018 | TournamentStellenberg Youth Chess Champs 2018 | ||||||
| date2018-06-23 | rnd3 | typeStandard | result1 | date2018-06-23 | rnd4 | typeStandard | result1 | ||
| OpponentFerguson, K (Kaylin) | OpponentDibden, C (Cameron) | ||||||||
| 2 | 1 | Tournament2019 South African Junior Team Championships | Tournament2019 South African Junior Team Championships | ||||||
| date2020-01-07 | rnd6 | typeStandard | result1 | date2020-01-07 | rnd6 | typeStandard | result1 | ||
| OpponentYoung, M (Megan) | OpponentYoung, M (Megan) | ||||||||
| 3 | 1 | Tournament2018 Western Province League | Tournament2018 Western Province League | ||||||
| date2018-08-04 | rnd2 | typeStandard | result1 | date2018-08-04 | rnd2 | typeStandard | result1 | ||
| OpponentQaziyana, E (Elethu Regan) | OpponentQaziyana, E (Elethu Regan) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | Tournament2019 Rylands Library Winter Slam | Tournament2019 Rylands Library Winter Slam | ||||||
| date2019-06-27 | rnd4 | typeRapid | result1 | date2019-06-27 | rnd5 | typeRapid | result1 | ||
| OpponentVan Wyk, K (Keane) | OpponentSaban, MU (Mogamed Uthmaan) | ||||||||
| 2 | 2 | Tournament2019 Rylands Library Winter Slam | Tournament2019 Rylands Library Winter Slam | ||||||
| date2019-06-27 | rnd1 | typeRapid | result1 | date2019-06-27 | rnd2 | typeRapid | result1 | ||
| OpponentMbane, Z (Ziyanda) | OpponentMiller, L (Lucheyem) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Tournament2018 Western Province League | Tournament2019 Rylands Library Winter Slam | ||||||
| date2018-08-04 | rnd2 | typeStandard | result1 | date2019-06-27 | rnd2 | typeRapid | result1 | ||
| OpponentQaziyana, E (Elethu Regan) | OpponentMiller, L (Lucheyem) | ||||||||
| 2 | 2 | Tournament2019 Rylands Library Winter Slam | Tournament2019 Rylands Library Winter Slam | ||||||
| date2019-06-27 | rnd4 | typeRapid | result1 | date2019-06-27 | rnd5 | typeRapid | result1 | ||
| OpponentVan Wyk, K (Keane) | OpponentSaban, MU (Mogamed Uthmaan) | ||||||||
| 3 | 2 | TournamentStellenberg Youth Chess Champs 2018 | TournamentStellenberg Youth Chess Champs 2018 | ||||||
| date2018-06-23 | rnd3 | typeStandard | result1 | date2018-06-23 | rnd4 | typeStandard | result1 | ||
| OpponentFerguson, K (Kaylin) | OpponentDibden, C (Cameron) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentStellenberg Youth Chess Champs 2018 | TournamentStellenberg Youth Chess Champs 2018 | ||||||
| date2018-06-23 | rnd3 | typeStandard | result1 | date2018-06-23 | rnd4 | typeStandard | result1 | ||
| OpponentFerguson, K (Kaylin) | OpponentDibden, C (Cameron) | ||||||||
| 2 | 1 | Tournament2019 South African Junior Team Championships | Tournament2019 South African Junior Team Championships | ||||||
| date2020-01-07 | rnd6 | typeStandard | result1 | date2020-01-07 | rnd6 | typeStandard | result1 | ||
| OpponentYoung, M (Megan) | OpponentYoung, M (Megan) | ||||||||
| 3 | 1 | Tournament2018 Western Province League | Tournament2018 Western Province League | ||||||
| date2018-08-04 | rnd2 | typeStandard | result1 | date2018-08-04 | rnd2 | typeStandard | result1 | ||
| OpponentQaziyana, E (Elethu Regan) | OpponentQaziyana, E (Elethu Regan) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | Tournament2019 Rylands Library Winter Slam | Tournament2019 Rylands Library Winter Slam | ||||||
| date2019-06-27 | rnd4 | typeRapid | result1 | date2019-06-27 | rnd5 | typeRapid | result1 | ||
| OpponentVan Wyk, K (Keane) | OpponentSaban, MU (Mogamed Uthmaan) | ||||||||
| 2 | 2 | Tournament2019 Rylands Library Winter Slam | Tournament2019 Rylands Library Winter Slam | ||||||
| date2019-06-27 | rnd1 | typeRapid | result1 | date2019-06-27 | rnd2 | typeRapid | result1 | ||
| OpponentMbane, Z (Ziyanda) | OpponentMiller, L (Lucheyem) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
Top 10 opponents most often played
| # | Opponent | Main | Standard | Rapid | Blitz | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Gms | Score | Dp | Gms | Score | Dp | Gms | Score | Dp | Gms | Score | Dp | ||
| Aor | Prat | Aor | Prat | Aor | Prat | Aor | Prat | ||||||
| 1 | Ferguson ,K (Kaylin) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 2 | Qaziyana ,E (Elethu Regan) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1122 | 1547 | 1122.4 | 1547 | 0 | 0 | 0 | 0 | ||||||
| 3 | Steininger ,A (Alexander) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1137.3 | 712.3 | 1122.4 | 712.3 | 0 | 0 | 0 | 0 | ||||||
| 4 | Basson ,D (Danielle) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 944.2 | 519.2 | 944.2 | 519.2 | 0 | 0 | 0 | 0 | ||||||
| 5 | Mthethwa ,Z (Zamanyambose) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1240.1 | 815.1 | 1232.5 | 815.1 | 0 | 0 | 0 | 0 | ||||||
| 6 | Linegar ,J (John) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1122.2 | 697.2 | 1130 | 697.2 | 0 | 0 | 0 | 0 | ||||||
| 7 | Young ,M (Megan) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1065.8 | 1490.8 | 1060.8 | 1490.8 | 0 | 0 | 0 | 0 | ||||||
| 8 | Dibden ,C (Cameron) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1149.5 | 1574.5 | 1139.2 | 1574.5 | 0 | 0 | 0 | 0 | ||||||
| 9 | Sibeko ,M (Mbalntle) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 683.4 | 258.4 | 696.8 | 258.4 | 0 | 0 | 0 | 0 | ||||||
| 10 | Van Wyk ,K (Keane) | 1 | 1 | 425 | 0 | 0 | 0 | 1 | 1 | 425 | 0 | 0 | 0 |
| 1200 | 1625 | 0 | 0 | 1200 | 1625 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|

